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Finding the Third Proportional to 9,145,618.88 and 13,374,937.69

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Solution

The third proportional to 9,145,618.88 and 13,374,937.69 is: 19,560,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,618.88 : 13,374,937.69 = 13,374,937.69 : x
  2. Step 2: Convert to fraction form
    9,145,618.88/13,374,937.69 = 13,374,937.69/x
  3. Step 3: Cross multiply
    9,145,618.88x = 13,374,937.69 × 13,374,937.69
  4. Step 4: Simplify right side
    9,145,618.88x = 178,888,958,144,507.84
  5. Step 5: Solve for x
    x = 178,888,958,144,507.84/9,145,618.88
  6. Step 6: Final answer
    x = 19,560,071.39

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.